
Datenbanken 1- Einführung
Authored by Matt Price
Other
9th Grade
Used 62+ times

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10 questions
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1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
In einer Datenbank werden Daten ... .
gespeichert
ausgewertet
erfasst
eingepflegt
manchmal auch gelöscht
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Die Daten sollten stets ... gespeichert sein.
konstant
konsistent
redundant
obsolet
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Konsistenz bedeutet frei von ... .
Widersprüchen
Eindeutigkeit
Datensätzen
Entitäten
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Außerdem ist wichtig, dass es keine Redundanz gibt. Aber was bedeutet dieser Begriff?
Widersprüchliches
Eindeutiges
Doppeltes
Dreifaches
5.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
Datenspeicherung in Tabellen ist effizient. Wie heißen die Zeilen in der Datenbanktabelle?
6.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
Wie heißen die Spalten in der Datenbanktabelle?
7.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
In einer Zelle einer Datenbaktabelle (also dem Schnittpunkt von Datenfeld und Datensatz) befindet sich der ... .
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